Questions tagged [aeronautical-charts]

For questions relating to navigation charts, but not performance charts.

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3
votes
2answers
162 views

Symbol found on an IFR low chart

I see this symbol on an IFR low chart, can someone tell me what it is?
2
votes
4answers
812 views

What type of chart is displayed on ATC radar screens?

I am looking to make an emulation of the radar screen familiar to Air Traffic Controllers, such as the pictures below. I have been having a very hard time finding what type of chart/map is being used. ...
3
votes
0answers
83 views

Is it possible to get a digital download of the entire US VFR charts? [closed]

I'm wondering if there is a way to get a download of every US sectional chart stitched together like what you would find on Skyvector when you press "World VFR"? I tried looking on Skyvector,...
0
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0answers
28 views

Where can I find the position of the MRP (Map Reference Point) for LT6-formatted track data?

I have located a dataset with tracks from January to March 2006 over the Northern California TRACON here (from data.gov). I have taken a look at the files and the "coordinates" seem a bit ...
-1
votes
1answer
108 views

What are all the frequencies on the sectional chart?

See the image below of a screenshot of DFW - Dallas Fortworth Sectional chart. There are a multiple frequencies. Based on what I learnt on Sportys so far, a CTAF has a (C), then UNICOM has a UNICOM ...
12
votes
2answers
257 views

Where are the "Admitted Aircraft symbols" on Jeppesen VFR aerodrome charts defined?

Jeppesen VFR aerodrome charts depict several symbols for "admitted aircraft". However, even after checking several symbol legends I never found a definition of these symbols. Does anyone ...
5
votes
1answer
193 views

Why is there no airport beacon light symbol on the sectional for KSAC, although it does have one?

The star symbol on the top of the airport means airport beacon light but Sacramento Executive (KSAC) has no star symbol but they do have a beacon light and controlled airport as well. Is that ...
5
votes
0answers
56 views

Why does the 0 radial on a sectional's VOR appear not to point to magnetic north? [duplicate]

I have been scanning sectional charts and have noticed that the local magnetic declination is always a few degrees off from the 0 radial of VOR's around it. I have been told that the two are supposed ...
3
votes
1answer
156 views

Why is KLAX and KSEA depicted class D in IFR low enroute chart? [duplicate]

I was looking at ifr low enroute chart and just figured out that KSEA and KLAX are depicted as class D. Aren't they Class B airports? why do they have D mark?
2
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1answer
419 views

What does an "X flagged" VOR mean on an en-route IFR chart?

Source: skyvector.com Maybe I'm looking at the wrong sections / using wrong keywords in the chart user's guide.
0
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0answers
159 views

Can anyone explain me the ILS Approach Chart of my Airport?

I'm from Lucknow, India (VILK) and recently I experienced my very first CAT IIIB ILS landing at my homebase. Ever since I'm more curious to know about this technology and how it works. I was able to ...
4
votes
1answer
129 views

How far in advance of "effective date" are VFR sectional charts usually made available? (US)

In the US, how far in advance of the "effective date" are new editions of VFR sectional charts usually made available? Is the answer different for the paper version and the digital version? ...
0
votes
1answer
66 views

Where can I find coordinates for Special Use Airspace (e.g. restricted areas) in the USA? [duplicate]

I am looking for exact specifications for a few prohibited and restricted areas near me so I can plot these areas in other mapping software. I can use sectional charts to estimate, but I am curious if ...
3
votes
1answer
539 views

Legend for SkyVector's Sectional Chart outside the US

Does anyone know where can I find the legend for the symbols used by SkyVector's Sectional Chart for places outside the US? The US symbols are well documented but other places (e.g. the United Kingdom ...
7
votes
1answer
425 views

What are the different types of take-off minima at the bottom of a Jeppesen airport diagram?

Anyone that could explain the bottom plate, what’s the difference between all those minima?
10
votes
1answer
415 views

What do these double Class Bravo airspace floor and ceiling limits mean?

While browsing SkyVector I came across these double Class B airspace limits within the same section (is that what you call it?). I'm wondering what it means and what the difference is between this and ...
3
votes
1answer
133 views

Does this chart show a heliport in class D airspace without a control tower?

I was looking at the Los Angeles area on sky vector, and I noticed a tiny little triangular class D area right next to LAX. It shows that the height of the class D goes up to 2,500, but I couldn't see ...
4
votes
1answer
113 views

Were planned release dates skipped in 2020 for the VFR sectional charts for Juneau Alaska and Dutch Harbor Alaska?

Were planned release dates skipped in 2020 for the VFR sectional charts for Juneau Alaska and Dutch Harbor Alaska? On February 3 2021, the FAA's "Raster Charts" webpage listed a March 26 ...
3
votes
1answer
244 views

What does this symbol mean?

Does anybody know what the icon inside the circle mean ? Found at aviationweather.gov
2
votes
1answer
172 views

What are these shaded areas?

What are these shaded areas? I looked in the Jeppesen legend, but couldn't find the answer. Thanks
0
votes
1answer
141 views

When I use a plotter to identify a direction from a VOR, what heading or course is it exactly?

When I use my ASA IFR plotter and I'm working off a VOR, what direction am I getting? True course, true heading, magnetic heading, magnetic course?
8
votes
2answers
169 views

On old sectional charts, what was the purpose of the domestic ADIZ regions and what was the difference between a "Defense Area" and an "Open Area"?

Looking at an old US sectional chart from 1956, I noticed a few oddities around where Air Defense Identification Zones (ADIZs) were placed. Compared to modern airspace where the US ADIZ is strictly ...
11
votes
2answers
205 views

What are the lines of triangles on the DCA RWY 19 River Visual approach chart?

A recent update of a certain flight simulator made me revisit this chart and I had not noticed the lines of triangles (at the Chain Bridge / Roosevelt Bridge etc, but not at the Key Bridge) in a past ...
1
vote
2answers
109 views

Help reading a FAA departure procedure chart

I was hoping to get a few answers regarding how to read a FAA departure procedure chart. Let's take the JUDTH SEVEN DEPARTURE chart shown below: From what I can tell, it seems that the diagram in ...
5
votes
1answer
291 views

Why do IFR charts show TACAN paired frequencies when there is no collocated VOR?

The image below shows a low IFR chart with a VORTAC on the right and a TACAN on the left. I understand the VORTAC is labelled with both VOR frequency and TACAN channel so that a civilian user could ...
2
votes
1answer
117 views

What do EU pilots use for IFR enroute charting (besides Jeppesen)?

Is there something equivalent to FAA IFR enroute charts for the EU, where you can see published routes, holds, minimum altitudes, etc? I can find terminal area procedures in the AIPs, but the ...
1
vote
0answers
49 views

Where can I obtain a .KML file for a TRACON’s area of responsibility? [duplicate]

I want an overlay on my moving map for the radar service areas of a TRACON facility. Are there any sites that host this for free?
1
vote
4answers
761 views

How can I determine whether or not an airport has an ATIS?

Where can I find the ATIS code and frequency for an airport through a VFR chart? For example, in the case of Frankfort airport (in the attached image), I can see the AWOS frequency but I am unable to ...
7
votes
1answer
396 views

Where can I find the active time of a MOA on the VFR chart?

I am trying to find out the time when the HILLTOP MOA is active and its elevation. Where is this information located in a VFR chart?
8
votes
1answer
204 views

Can you change airways when they cross without a named fix?

There are a few victor airways that cross without a named fix, just two solid lines drawn over each other on the IFR low charts. Can these be used as intersections for changing airways in IFR route ...
2
votes
1answer
1k views

What does the * (asterisk) next to radio and nav aid frequencies on Jeppesen charts refer to?

For Bournemouth, all radio frequencies and LOC IBMH are marked with an asterisk - * Many other airports also have these markings, such as: Southampton, Alderney, Jersey, Guernsey, Exeter... However, ...
4
votes
1answer
539 views

What is the difference between a waypoint and a significant point in an airspace?

I know ATS routes are made up of waypoints, but what are Significant Points used for? Is there a difference, or are they really just two names for the same thing?
5
votes
1answer
242 views

What’s the grey altitude depicted in the profile view on Jeppesen charts?

What’s the altitude depicted in grey in the profile view? Why there are some approaches that this isn’t depicted and some are?
10
votes
1answer
157 views

Why are different distances listed for the ILS and the LOC on this approach chart?

Maybe someone has an idea why are there two separate distance values (marked in blue) for ILS and LOC approaches?
1
vote
1answer
189 views

Where can I find airport diagrams for the Philippines?

I would like to have airport map, just like the one that pilots can see when they are taxiing. Is it possible to get such a map, even if you are not a pilot? Perhaps there are applications which a ...
0
votes
0answers
76 views

Why do planes generally curve north and not south? [duplicate]

I know that the shortest distance on a sphere is a curve and not a straight line, so that's why planes curve when they fly. But why is that planes curve north and not south? For example, when if I hop ...
0
votes
1answer
129 views

What do the Airway Letters and the following numbers mean? [duplicate]

For example, from RCTP - ZGGG the route is AJENT MKG A1 ANPOG R200 GLN W22 IDUMA via the AJENT SID to the IDUMA STAR. What does "A1 or R200 or W22" mean? Are they just randomly allocated letters with ...
10
votes
2answers
2k views

What organisation owns intersection names?

I understand that five letter intersection codes (such as WARPI, PAPPI, KUBBS, ROSLY, ZALPO, ...) are unique in the world. However, their names don't comprise a national prefix (as aircraft tail ...
1
vote
1answer
171 views

Where do I find charts like this for Europe or Global [closed]

I am playing Xplane11 and I am trying to find charts like this But for Europe or USA and shows every ILS approach, detalied maps etc. For europe I have found one site such as http://www.uvairlines....
1
vote
1answer
145 views

Where are the seaport conventions for VFR charts explained?

VRF charts contain information about seaports. For example, 00 - 50 in the formation block for HNL seems to be for a waterway: ...
1
vote
0answers
53 views

where can I find the codes used on Skyvector charts?

on https://skyvector.com/?ll=51.25181634927654,3.6845398064171233&chart=301&zoom=1 at N51°14.00' E3°46.96' is see a code "EBW" (blue circle with in-pointing teeth). I searched everywhere but ...
1
vote
1answer
395 views

Why is there no Maltese Cross in this non-precision approach chart which has a FAF?

I am wondering why this chart does not show the FAF with a maltese cross as it is used in non-precision approaches to depict FAF. The chart’s briefing strip refers to D6.0 as the FAF and on the plan ...
2
votes
2answers
270 views

What is the floor of the class E airspace near KRHV when the tower is closed?

See the attached diagram snippet for KRHV in Northern California. The chart supplement says that when the tower is closed the airport surface is class G. At this time, what is the floor of class E in ...
5
votes
1answer
564 views

Does the large 6-pointed star on a sectional warn of dangerous radar facility?

I cannot find an explanation for this symbol on the chart legend. Example: near BAB, Beale AFB, on the San Francisco Sectional Chart, does it warn of the dangerous radar facility? Source: skyvector....
3
votes
3answers
595 views

What does this symbol on this Aerodrome Chart mean?

Does anyone know what this symbol on aerodrome charts is?
4
votes
1answer
132 views

Having trouble reading some charts (SBMG-SBLO)

I'm a flight sim user practicing instrument navigation with a short and apparently simple flight, SBMG to SBLO (South America). The distance between the two airports is 49.5 nautical miles (the ...
5
votes
2answers
197 views

How to use airport panel information on sectional chart?

In the Chart Supplement, the airport information includes the chart on which the airport is located. It also includes a panel on the chart where the airport is located. How can I use this panel ...
7
votes
2answers
198 views

When to start descent entering a racetrack under NORDO?

Scenario: I am flying in IMC, and communications fail completely. IMC persists up until destination, where I will be conducting the following instrument approach: I am flying direct to ZUNAD from the ...
2
votes
1answer
518 views

Where to find the parking coordinates of the aircraft in the Apron?

Is it possible to find out the coordinates of where the aircraft park in an the Apron? I mean some sort of list for each terminal or aeronautical chart. I was thinking about the AIP (Aeronautical ...
5
votes
1answer
321 views

What does the "Caution" box mean on the sectional near Half Moon Bay, California?

What does this Caution box on the sectional chart near Half Moon Bay, California mean? Is there an official reference for the meaning of this box?

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